84557770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 173601792

約数和(自身を除く): 89044022

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 137, 155, 181, 274, 310, 341, 362, 682, 685, 905, 1370, 1507, 1705, 1810, 1991, 3014, 3410, 3982, 4247, 5611, 7535, 8494, 9955, 11222, 15070, 19910, 21235, 24797, 28055, 42470, 46717, 49594, 56110, 61721, 93434, 123442, 123985, 233585, 247970, 272767, 308605, 467170, 545534, 617210, 768707, 1363835, 1537414, 2727670, 3843535, 7687070, 8455777, 16911554, 42278885, 84557770]

約数ペア:

[(1, 84557770), (2, 42278885), (5, 16911554), (10, 8455777), (11, 7687070), (22, 3843535), (31, 2727670), (55, 1537414), (62, 1363835), (110, 768707), (137, 617210), (155, 545534), (181, 467170), (274, 308605), (310, 272767), (341, 247970), (362, 233585), (682, 123985), (685, 123442), (905, 93434), (1370, 61721), (1507, 56110), (1705, 49594), (1810, 46717), (1991, 42470), (3014, 28055), (3410, 24797), (3982, 21235), (4247, 19910), (5611, 15070), (7535, 11222), (8494, 9955)]